Fix integer literal for size_t

[christophfroehlich]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 0% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 85.11%. Comparing base (2cd0d47) to head (0efbdfc).
⚠️ Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
...trollers/src/motion_primitives_base_controller.cpp	0.00%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1986   +/-   ##
=======================================
  Coverage   85.11%   85.11%           
=======================================
  Files         143      143           
  Lines       13740    13740           
  Branches     1201     1201           
=======================================
  Hits        11695    11695           
  Misses       1638     1638           
  Partials      407      407           

Flag	Coverage Δ
unittests	85.11% <0.00%> (ø)

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Files with missing lines	Coverage Δ
gpio_controllers/src/gpio_command_controller.cpp	83.51% <ø> (ø)
..._broadcaster/test/test_joint_state_broadcaster.cpp	97.08% <ø> (ø)
...include/joint_trajectory_controller/tolerances.hpp	79.79% <ø> (ø)
...ory_controller/src/joint_trajectory_controller.cpp	83.84% <ø> (ø)
...trollers/src/motion_primitives_base_controller.cpp	65.59% <0.00%> (ø)

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